include/utmpx.h

   1 /*-
   2  * Copyright (c) 2002 The NetBSD Foundation, Inc.
   3  * All rights reserved.
   4  *
   5  * This code is derived from software contributed to The NetBSD Foundation
   6  * by Christos Zoulas.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  18  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  20  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  21  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  22  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  23  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  25  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  26  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  27  * POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #ifndef _UTMPX_H_
  31 #define _UTMPX_H_
  32
  33 #include <sys/cdefs.h>
  34 #include <sys/socket.h>
  35 #include <sys/time.h>
  36
  37 #define _PATH_UTMPX             "/var/run/utmpx"
  38 #define _PATH_WTMPX             "/var/log/wtmpx"
  39 #define _PATH_LASTLOGX          "/var/log/lastlogx"
  40 #define _PATH_UTMP_UPDATE       "/usr/libexec/utmp_update"
  41
  42 #define _UTX_USERSIZE   32
  43 #define _UTX_LINESIZE   32
  44 #define _UTX_IDSIZE     4
  45 #define _UTX_HOSTSIZE   256
  46
  47 #define UTX_USERSIZE    _UTX_USERSIZE
  48 #define UTX_LINESIZE    _UTX_LINESIZE
  49 #define UTX_IDSIZE      _UTX_IDSIZE
  50 #define UTX_HOSTSIZE    _UTX_HOSTSIZE
  51
  52
  53 #define EMPTY           0
  54 #if __BSD_VISIBLE
  55 #define RUN_LVL         1
  56 #endif
  57 #define BOOT_TIME       2
  58 #define OLD_TIME        3
  59 #define NEW_TIME        4
  60 #define INIT_PROCESS    5
  61 #define LOGIN_PROCESS   6
  62 #define USER_PROCESS    7
  63 #define DEAD_PROCESS    8
  64
  65 #define ACCOUNTING      9
  66 #define SIGNATURE       10
  67 #define DOWN_TIME       11
  68
  69 /*
  70  * Strings placed in the ut_line field to indicate special type entries
  71  */
  72 #define RUNLVL_MSG      "run-level %c"
  73 #define BOOT_MSG        "system boot"
  74 #define OTIME_MSG       "old time"
  75 #define NTIME_MSG       "new time"
  76 #define DOWN_MSG        "system down"
  77
  78 #define ut_user ut_name
  79 #define ut_xtime ut_tv.tv_sec
  80
  81 typedef enum {
  82         UTX_DB_UTMPX,
  83         UTX_DB_WTMPX,
  84         UTX_DB_LASTLOGX
  85 } utx_db_t;
  86
  87 struct exit_status
  88 {
  89         uint16_t e_termination;         /* termination status */
  90         uint16_t e_exit;                /* exit status */
  91 };
  92
  93 struct utmpx {
  94         char ut_name[_UTX_USERSIZE];    /* login name */
  95         char ut_id[_UTX_IDSIZE];        /* inittab id */
  96         char ut_line[_UTX_LINESIZE];    /* tty name */
  97         char ut_host[_UTX_HOSTSIZE];    /* host name */
  98         uint8_t ut_unused[16];          /* reserved for future use */
  99         uint16_t ut_session;            /* session id used for windowing */
 100         short ut_type;                  /* type of this entry */
 101         pid_t ut_pid;                   /* process id creating the entry */
 102         struct exit_status ut_exit;     /* process termination/exit status */
 103         struct sockaddr_storage ut_ss;  /* address where entry was made from */
 104         struct timeval ut_tv;           /* time entry was created */
 105         uint8_t ut_unused2[16];         /* reserved for future use */
 106 };
 107
 108 struct lastlogx {
 109         struct timeval ll_tv;           /* time entry was created */
 110         char ll_line[_UTX_LINESIZE];    /* tty name */
 111         char ll_host[_UTX_HOSTSIZE];    /* host name */
 112         struct sockaddr_storage ll_ss;  /* address where entry was made from */
 113 };
 114
 115 __BEGIN_DECLS
 116 void          endutxent(void);
 117 struct utmpx *getutxent(void);
 118 struct utmpx *getutxid(const struct utmpx *);
 119 struct utmpx *getutxline(const struct utmpx *);
 120 struct utmpx *pututxline(const struct utmpx *);
 121 void          setutxent(void);
 122
 123 #if __BSD_VISIBLE
 124 int _updwtmpx(const char *, const struct utmpx *);
 125 void updwtmpx(const char *, const struct utmpx *);
 126 struct lastlogx *getlastlogx(const char *, uid_t, struct lastlogx *);
 127 int updlastlogx(const char *, uid_t, struct lastlogx *);
 128 struct utmp;
 129 void getutmp(const struct utmpx *, struct utmp *);
 130 void getutmpx(const struct utmp *, struct utmpx *);
 131 int utmpxname(const char *);
 132 int setutxdb(utx_db_t, char *);
 133 #endif
 134 __END_DECLS
 135
 136 #endif /* _UTMPX_H_ */
 137